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Finding the Fourth Proportional to 167,813.96, 251,660.98 and 55,473.44

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Solution

The fourth proportional to 167,813.96, 251,660.98 and 55,473.44 is: 83,190.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,813.96 : 251,660.98 = 55,473.44 : x
  2. Step 2: Convert to fraction form
    167,813.96/251,660.98 = 55,473.44/x
  3. Step 3: Cross multiply
    167,813.96x = 251,660.98 × 55,473.44
  4. Step 4: Simplify right side
    167,813.96x = 13,960,500,274.37
  5. Step 5: Solve for x
    x = 13,960,500,274.37/167,813.96
  6. Step 6: Final answer
    x = 83,190.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.